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Finding the Fourth Proportional to 23,796.80, 35,682.24 and 18,897.92

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Solution

The fourth proportional to 23,796.80, 35,682.24 and 18,897.92 is: 28,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,796.80 : 35,682.24 = 18,897.92 : x
  2. Step 2: Convert to fraction form
    23,796.80/35,682.24 = 18,897.92/x
  3. Step 3: Cross multiply
    23,796.80x = 35,682.24 × 18,897.92
  4. Step 4: Simplify right side
    23,796.80x = 674,320,116.94
  5. Step 5: Solve for x
    x = 674,320,116.94/23,796.80
  6. Step 6: Final answer
    x = 28,336.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.